package cn.tedu;

import java.sql.*;

public class Demo04 {
    public static void main(String[] args) throws SQLException {
        //获取连接对象
        Connection conn = DriverManager.getConnection(
                "jdbc:mysql://localhost:3306/empdb?characterEncoding=utf8&serverTimezone=Asia/Shanghai","root","root"
        );
        //创建执行SQL语句的对象
        Statement s = conn.createStatement();
        //执行查询的SQL语句
        ResultSet rs=s.executeQuery("select name,sal from emp");
        //从结果集对象中遍历数据
        while (rs.next()){

            String name=rs.getString("name");
            double sal =rs.getDouble("sal");
            System.out.println(name+":"+sal);
        }
        conn.close();
    }
}
